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现货, 1022DJF-XS, Protein-Guard平面pH测量系统（Protein-Guard Flat Surface pH measurement system）

1022DJF-XS
请致电：010-67529703
lazar(shelfscientific)

System includes ProteinGuard pH electrode for flat surfaces for measurement of pH on surfaces which contain proteins.
Guaranteed against damage from exposure to protein for 6 months.